55716699456 has 84 divisors (see below), whose sum is σ = 174220229664. Its totient is φ = 16883846400.

The previous prime is 55716699433. The next prime is 55716699461. The reversal of 55716699456 is 65499661755.

55716699456 is a `hidden beast` number, since 5 + 571 + 6 + 6 + 9 + 9 + 4 + 56 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 55716699393 and 55716699402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4390500 + ... + 4403171.

Almost surely, 2^55716699456 is an apocalyptic number.

It is an amenable number.

55716699456 is an abundant number, since it is smaller than the sum of its proper divisors (118503530208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55716699456 is a wasteful number, since it uses less digits than its factorization.

55716699456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8793700 (or 8793687 counting only the distinct ones).

The product of its digits is 61236000, while the sum is 63.

The spelling of 55716699456 in words is "fifty-five billion, seven hundred sixteen million, six hundred ninety-nine thousand, four hundred fifty-six".